DISEASE AND DISORDERS. Usually caused by a stressor Stressor: ANY disruption in homeostasis.

DISEASE AND DISORDERS

DISEASE AND DISORDERS

Usually caused by a stressor Stressor: ANY disruption in

homeostasis

Disease and Disorder

Disease: condition with medically significant symptoms

Disorder: medical condition disturbing normal function

Organic and systemic Disease

Physical changes in one or more organs of the body

Physical changes affecting the whole body

Signs and Symptoms

Sign: Observable presence of a disease or disorder

Symptom: as experienced and described by the patient

Diseases and Disorders

Integumentary System

Acne

an inflammation of sebaceous glands & hair follicles

FYI: much more active at puberty– affects boys more severely than girls

caused by bacteria in the sebaceous follicles

Acne

Decubitus

Ulcers

bed sores - pressure sores caused by lack of blood supply thru prolonged

pressure on a bony projection FYI: seen most frequently in individuals

bedridden for prolonged periods of time

Decubitus Ulcers

Decubitous Ulcers

Skin cancer:Most common

Squamous cell most frequent (keratinocytes in epidermis)

Basal cell next (keratinocytes in basal layer

Pictures of squamous and basal cell

Basal cell Squamous cell

Melanoma

Cancer of the

melanocytes

A-B-C-D OF SKIN CANCER

A-B-C-D

TANNING BED CANCERS